Description:South African Olympic and Paralympic track star Oscar Pistorius, commonly known as the "Blade Runner", was arrested on Thursday (February 14) after his girlfriend was shot dead at his home in Pretoria, police and domestic media said. Police declined to name 26-year-old Pistorius as the suspect but confirmed that a woman had been found dead at the scene in the upmarket Silver Woods gated community east of the capital.(1:03)